| // Copyright 2017 the V8 project authors. All rights reserved. | |
| // Use of this source code is governed by a BSD-style license that can be | |
| // found in the LICENSE file. | |
| // Flags: --allow-natives-syntax | |
| var x = {}; | |
| x.__defineGetter__('0', () => 0); | |
| x.a = {v: 1.51}; | |
| var y = {}; | |
| y.a = {u:"OK"}; | |
| function foo(o) { return o.a.u; } | |
| foo(y); | |
| foo(y); | |
| foo(x); | |
| %OptimizeFunctionOnNextCall(foo); | |
| %DebugPrint(foo(x)); |